257466110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{3541}}^1$

素因数の和:4220

約数の個数: 32

約数和(自身を含む): 506477664

約数和(自身を除く): 249011554

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 661, 1322, 3305, 3541, 6610, 7082, 7271, 14542, 17705, 35410, 36355, 38951, 72710, 77902, 194755, 389510, 2340601, 4681202, 11703005, 23406010, 25746611, 51493222, 128733055, 257466110]

約数ペア:

[(1, 257466110), (2, 128733055), (5, 51493222), (10, 25746611), (11, 23406010), (22, 11703005), (55, 4681202), (110, 2340601), (661, 389510), (1322, 194755), (3305, 77902), (3541, 72710), (6610, 38951), (7082, 36355), (7271, 35410), (14542, 17705)]